Fixed width of timelist for bug in ie9 

The bug that a layout collapses in IE9.
#22  Thankyou, John.

![2013-03-11_jquery-simple-datetimepicker_bug_ie9](https://f.cloud.github.com/assets/1780223/244033/ccaa2de6-8a5b-11e2-85b3-96424cf8888b.png)